GMC 2007 Sierra 1500 Pickup Owner's Manual page 583

14. Use one hand to push against the spare while
firmly pulling the jack out from under the
spare tire with the other hand.
If the spare tire is hanging from the cable, insert
the hoist handle, extension, and wheel wrench
into the hoist shaft hole in the bumper and turn
the wheel wrench counterclockwise to lower the
spare the rest of the way.
15. Tilt the retainer at
the end of the cable
and pull it through
the wheel opening.
Pull the tire out
from under
the vehicle.
16. Turn the wheel wrench clockwise to raise the
cable back up if the cable is hanging under
the vehicle.
Have the hoist assembly inspected as soon as
you can. You will not be able to store a spare or
flat tire using the hoist assembly until it has
been replaced.
To continue changing the flat tire, see Removing
the Flat Tire and Installing the Spare Tire on
page 571.
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